The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 02, 2020
Filed:
Sep. 27, 2017
Applicant:
Glaceum, Inc., Suwon-si, Gyeonggi-do, KR;
Inventors:
Sang Ku Yoo, Suwon-si, KR;
Jin Wook Chung, Seoul, KR;
In Geun Jo, Cheonan-si, KR;
Ji Young Kim, Seoul, KR;
Jeong Ho Im, Gwangju-si, KR;
Ku Suk Kang, Yongin-si, KR;
Jin Young Kim, Suwon-si, KR;
Assignee:
GLACEUM, INC., Suwon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 493/04 (2006.01); C07D 311/04 (2006.01);
U.S. Cl.
CPC ...
C07D 493/04 (2013.01); C07D 311/04 (2013.01); C07B 2200/07 (2013.01);
Abstract
The present invention relates to a method for synthesizing a 3-phenyl-2,3,4,8,9,10-hexahydropyrano[2,3-f]chromene derivative and an optical isomer thereof, and an intermediate Compound which may be used for the synthesis method, and when the method and the intermediate Compound are used, the 3-phenyl-2,3,4,8,9,10-hexahydropyrano[2,3-f]chromene derivative and the optical isomer thereof may be effectively synthesized.